CN102572293A - Field recording-based retrieval system - Google Patents
Field recording-based retrieval system Download PDFInfo
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- CN102572293A CN102572293A CN2010105926075A CN201010592607A CN102572293A CN 102572293 A CN102572293 A CN 102572293A CN 2010105926075 A CN2010105926075 A CN 2010105926075A CN 201010592607 A CN201010592607 A CN 201010592607A CN 102572293 A CN102572293 A CN 102572293A
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Abstract
The invention provides a field recording-based retrieval system, which comprises a task list workstation, a video server, a field recording workstation, and a retrieval workstation, wherein the task list workstation is used for acquiring various parameters of video signals in a preset manner and binding the video signals and the field recording task; the video server is used for storing the video signals; the field recoding workstation is used for performing field recoding in real time, recording and saving video/audio materials at the same time by the video server, and extracting key frame pictures at the point according to the field recording information; and the retrieval workstation is used for performing retrieval according to the task information of the task list workstation and the field recording information of the field recording workstation. According to the retrieval system provided by the invention, the procedures for mounting the client side's software are omitted, the material position can be accurately and quickly positioned, the editing is assisted and the efficiency is improved.
Description
Technical field
The present invention relates to a kind of searching system, belong to broadcasting television technology field based on the script holder.
Background technology
Sensu lato script holder is in film, program shooting process, and the details of each camera lens of shooting under the manual record so that the linking between each camera lens of film, and provides accurate data and data for retake, montage, dub etc.For competitive sports; The script holder comes down to the real-time description to the race picture; The script holder personnel utilize log keeping system to note the video material fragment and the shot information (for example machine item, position, seat in the plane, shooting type, absolute time-code, relative time-code) of all angles in the race process, search material when then offering the editing program fast and use.
Application number is that the patent application of CN200710304138.0 discloses a kind of log keeping system, and it is intended to solve the technical problem of searching of video material through the audio-video signal of including is carried out speech recognition according to keyword.Application number is that the patent application of CN200710098806.9 discloses a kind of sports event logging system, and purpose is the script holder is carried out in competitive sports.Existing log keeping system is by following deficiency: traditional script holder's retrieval depends on specific client software, in this software, retrieves, preview, and then carries out the interactive editor with non-volume system.This client software often needs a large amount of internal memory, cpu resource, because non-volume system more needs a large amount of internal memory and cpu resource, so fight for the slack-off problem of system after the resource when causing two softwares to move simultaneously mutually.In addition, former script holder retrieval can't be carried out the convenient search of various conditions, except needs on the interface manually the input content, also need carry out mutual between the various dialog boxes.
Summary of the invention
The objective of the invention is to deficiency, a kind of accurate localization material fast position is provided, the searching system that auxiliary editor raises the efficiency based on the script holder to existing script holder's searching system.
A kind of searching system based on the script holder comprises:
One task list work station; It presets the various parameters of gathering vision signal; Comprise main fixedly incident, the personal information etc. that take place on the video, and vision signal and script holder's task are bound, so that can locate corresponding media data when retrieving according to the script holder;
One video server is used for stored video signal;
One monitor is used to show real time video signals;
One script holder's work station; Be used for carrying out real-time script holder according to the picture of monitor; Comprise key frame is set, adds that the script holder describes etc., and video server is recorded to preserve and is looked audio material at one time, and simultaneously according to this key frame picture picture of script holder's information extraction;
One retrieval work station is used for retrieving according to the mission bit stream of task list work station and script holder's information of script holder's work station.
Said content retrieved comprises: all the script holder's preset informations such as personnel in task names, time of receipt, state, script holder's incident, the vision signal.
Described system based on the script holder also comprises a non-volume system, is used for that the material fragment after the retrieval is directly added nonlinear editing system and edits.
Said retrieval work station comprises a plurality of retrieval clients that browser has been installed, and a retrieval server, is used to carry out the retrieval tasks of being submitted to by client; A material storage server is used for the store video material, and a database, and the script holder's content that is used to store script holder's work station institute mark comprises key frame, key frame description and video material index information.
Said retrieval client is initiated retrieval request, and retrieval request adopts the multiple logical operation of a plurality of fields to represent; When the user initiates retrieval request, only need in the listed different index of enumerating, select corresponding index, and generate expression formula for search.
Said retrieval request is submitted on the retrieval server; Retrieval server is resolved retrieval request; And from database, find and meet the memory location of video material on the material storage server that retrieval request requires; Retrieval server offers the retrieval client with the memory location of video material on the material storage server, and the retrieval client is through this address, directly opens, the accessing video material.
The window of input keyword is provided in the browser of retrieval client, and the user imports keyword, searches required video material; The user is provided with priority level in advance; When from the index kind, selecting index to take place simultaneously with the input keyword; Preferential generation is carried out the retrieval request of searching according to keyword and is searched required video material; Then generate the retrieval request of from the index kind, selecting index, perhaps do not generate the retrieval request of from the index kind, selecting index.
The present invention has following technique effect: system of the present invention has saved the step that client software is installed, and has also solved client software because the content of other parts takies the situation of resource; Design the optimization search condition, make that retrieval is easier, more friendly.Accurate localization material position fast, auxiliary editor raises the efficiency.Result for retrieval adds non-volume system (like Himalaya) quickly and easily and edits.
Description of drawings
Accompanying drawing 1 is the overall construction drawing of the searching system based on the script holder of the present invention;
Accompanying drawing 2 is Organization Charts of retrieval work station among the present invention;
Accompanying drawing 3 is for generating the design sketch of from the index kind, selecting the retrieval request of index.
Embodiment
To combine accompanying drawing and embodiment that technical scheme of the present invention is explained in more detail below.
In order to solve technical problem of the present invention, the invention provides following technical scheme.
In order to describe the present invention better, at first following term is described:
Key frame: the relative time when describing certain incident generation, unit is a frame, the interval of every frame can be set according to actual needs, repeatedly tests through the inventor to show, when every interframe is divided into 40 milliseconds, can satisfy the needs that great majority are used.
The script holder personnel mark key frame in real-time imaging; And the descriptor of adding crucial town, the interpolation process can be imported for manual mode, also can preestablish a plurality of descriptors; Different races is provided with different preset and describes, and the script holder personnel can select from preset description.Crucial town has an absolute time-code, is used to write down the objective shooting time in this town.The present invention has preferably defined the reference format of following time: adopt the mode of 12:34:56:00 to represent, when being expressed as: divide: second: frame, adopt Beijing time.On this basis, absolute time code is the absolute time of system, can use the objective time (the for example Beijing time of standard) to represent, and time-code adopts the time with respect to the position of material beginning relatively.For example absolute time-code can be 12:34:56:00, and can be 00:00:00:40 with respect to the relative time-code of this absolute time-code.
Non-volume system: nonlinear editing system its based on computer platform, integrate video and audio-editing, captions and make that stack, stunt are made, the software or the hardware of later dubbing are realized.Nonlinear editing system will be through the capture card collection vision signal be stored on the hard disk of computer after through the digital quantization compression, in the hardware environment of computer, accomplish the editor of material, synthetic, work such as stunt is handled and dub.After accomplishing whole editing process, can through relevant hardware device with video record to tape, or directly save as and look audio file etc.
See also accompanying drawing 1, accompanying drawing 1 is the overall construction drawing of the searching system based on the script holder of the present invention.It includes but not limited to:
Task list work station (Task Schedule); It presets the various parameters of gathering vision signal; Comprise main fixedly incident, the personal information etc. that take place on the video, and vision signal and script holder's task are bound, so that can locate corresponding media data when retrieving according to the script holder.
Video server (Video Server) is used for stored video signal.
Script holder's work station (Log Station), the script holder personnel utilize script holder's work station that video material is carried out the script holder, comprise key frame, interpolation script holder description etc. are set.
Monitor (Monitor) is used to show real time video signals.
Picture according to monitor on the script holder personnel note work station on the scene carries out real-time script holder, and video server is recorded to preserve and looked audio material at one time, and simultaneously according to this key frame picture picture of script holder's information extraction;
Retrieval work station (Search Station); Be used for retrieving according to the mission bit stream of task list work station and script holder's information of script holder's work station, content retrieved can comprise: all the script holder's preset informations such as personnel in task names, time of receipt, state, script holder's incident, the vision signal.The displaying of retrieval comprises the image information of this time point.
Non-volume system can directly add nonlinear editing system through the material fragment after the retrieval and edit.
Accompanying drawing 2 is Organization Charts of retrieval work station among the present invention, and it has a plurality of retrieval clients (Search Client) that browser has been installed, and said browser can be any version (for example IE7.0) of Internet Explorer.And a retrieval server, be used to carry out the retrieval tasks of submitting to by client; A material storage server; Be used for the store video material; And a database, the script holder's content that is used to store script holder's work station institute mark comprises key frame, key frame description and video material index information; Index information is divided into different index kinds, like key word index, team's index, sportsman's index and hierarchy index.
In the retrieval client browser is installed; The retrieval client is initiated retrieval request, and retrieval request can adopt the multiple logical operation of a plurality of fields to represent.Referring to accompanying drawing 3, the user initiates before the retrieval request, and system lists all index, for example key word index (Keyword), team's index (Team), sportsman's index (Player), etc. group (Level); When the user initiates retrieval request, only need in the listed different index of enumerating, select corresponding index, but the index of same kind can multiselect; During multiselect; The operation relation of each index is generally " OR (or) ", then, between the index of variant kind, adopts the mode of " AND (with) " to make up; Thereby obtain expression formula for search, and then through confirming that order (for example " OK " among Fig. 3) generates retrieval request.This process does not need artificial input keyword, has saved staff's working time.
Retrieval request is submitted on the retrieval server, and retrieval server is resolved retrieval request, and from database, finds the memory location of video material on the material storage server that meets the retrieval request requirement,
Retrieval server offers the retrieval client with the memory location of video material on the material storage server, and the retrieval client is through this address, can directly open, the accessing video material.
One preferred embodiment in, the retrieval client browser in provide the input keyword window, the user can import keyword, searches required video material.The user can be provided with priority level; When from the index kind, selecting index to take place simultaneously with the input keyword; Preferential generation is carried out the retrieval request of searching according to keyword and is searched required video material; Then generate the retrieval request of from the index kind, selecting index, perhaps do not generate the retrieval request of from the index kind, selecting index.In Fig. 3, input keyword retrieval retrieval event (Event) is carried out with selecting index Keyword simultaneously, is main with Event, and Keyword selects to lose efficacy.After carrying out fact retrieval; The key word index relevant (Keyword), team's index (Team), sportsman's index (Player) with incident, etc. group (Level) server retrieves that will be retrieved come out; And feed back in the browser of retrieval client the automatic renewal in the browser.
In other optional execution mode, typical conditions (as including the date etc.) is enumerated in result page, and condition is selected response in time, and subsequent use condition adopts jumps out frame (advanced search) selection back in response to result page.
The present invention has brought following technique effect: task result shows that for the fixed labels page or leaf script holder's retrieval result page of wall scroll task adopts newly-built Shipping Options Page to show, can satisfy a plurality of task script holder results like this and show simultaneously.Script holder retrieval is with to look audio frequency corresponding, can be in embedded player preview with directly locate script holder's point; The script holder divides into groups condition, adopt between group and group " with " (And) the mode condition of carrying out makes up; In script holder's retrieval group each condition adopt " or " (Or) mode carries out the condition combination; Retrieval rate is fast.According to test data, in the task that system's account part on the scene information is about 1000, average time (adding the time of key frame picture page loading and the time that low code stream material player loads), between second, efficient was high at 3-5.
Claims (7)
1. the searching system based on the script holder is characterized in that, comprising:
One task list work station; It presets the various parameters of gathering vision signal; Comprise main fixedly incident, the personal information etc. that take place on the video, and vision signal and script holder's task are bound, so that can locate corresponding media data when retrieving according to the script holder;
One video server is used for stored video signal;
One monitor is used to show real time video signals;
One script holder's work station; Be used for carrying out real-time script holder according to the picture of monitor; Comprise key frame is set, adds that the script holder describes etc., and video server is recorded to preserve and is looked audio material at one time, and simultaneously according to this key frame picture picture of script holder's information extraction;
One retrieval work station is used for retrieving according to the mission bit stream of task list work station and script holder's information of script holder's work station.
2. the searching system based on the script holder as claimed in claim 1 is characterized in that: said content retrieved comprises: all the script holder's preset informations such as personnel in task names, time of receipt, state, script holder's incident, the vision signal.
3. the searching system based on the script holder as claimed in claim 1 is characterized in that: also comprise a non-volume system, be used for that the material fragment after the retrieval is directly added nonlinear editing system and edit.
4. the searching system based on the script holder as claimed in claim 1 is characterized in that: said retrieval work station comprises a plurality of retrieval clients that browser has been installed, and a retrieval server, is used to carry out the retrieval tasks of being submitted to by client; A material storage server is used for the store video material, and a database, and the script holder's content that is used to store script holder's work station institute mark comprises key frame, key frame description and video material index information.
5. the searching system based on the script holder as claimed in claim 4 is characterized in that: said retrieval client is initiated retrieval request, and retrieval request adopts the multiple logical operation of a plurality of fields to represent; When the user initiates retrieval request, only need in the listed different index of enumerating, select corresponding index, and generate expression formula for search.
6. the searching system based on the script holder as claimed in claim 5; It is characterized in that: said retrieval request is submitted on the retrieval server; Retrieval server is resolved retrieval request, and from database, finds the memory location of video material on the material storage server that meets the retrieval request requirement, and retrieval server offers the retrieval client with the memory location of video material on the material storage server; The retrieval client is through this address, directly opens, the accessing video material.
7. the searching system based on the script holder as claimed in claim 5 is characterized in that: the window of input keyword is provided in the browser of retrieval client, and the user imports keyword, searches required video material; The user is provided with priority level in advance; When from the index kind, selecting index to take place simultaneously with the input keyword; Preferential generation is carried out the retrieval request of searching according to keyword and is searched required video material; Then generate the retrieval request of from the index kind, selecting index, perhaps do not generate the retrieval request of from the index kind, selecting index.
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| CN2010105926075A CN102572293A (en) | 2010-12-16 | 2010-12-16 | Field recording-based retrieval system |
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| CN2010105926075A CN102572293A (en) | 2010-12-16 | 2010-12-16 | Field recording-based retrieval system |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103839562A (en) * | 2014-03-17 | 2014-06-04 | 杨雅 | Video creation system |
| CN104240741A (en) * | 2013-06-07 | 2014-12-24 | 杭州海康威视数字技术股份有限公司 | Method for performing video dotting and searching in video recording, and video recording equipment thereof |
| CN112291574A (en) * | 2020-09-17 | 2021-01-29 | 上海东方传媒技术有限公司 | Large-scale sports event content management system based on artificial intelligence technology |
| CN112633087A (en) * | 2020-12-09 | 2021-04-09 | 新奥特（北京）视频技术有限公司 | Automatic journaling method and device based on picture analysis for IBC system |
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| CN101296322A (en) * | 2007-04-27 | 2008-10-29 | 新奥特硅谷视频技术有限责任公司 | Sports event logging system |
| CN101646050A (en) * | 2009-09-09 | 2010-02-10 | 中国电信股份有限公司 | Text annotation method and system, playing method and system of video files |
| CN101763387A (en) * | 2008-12-25 | 2010-06-30 | 新奥特硅谷视频技术有限责任公司 | Method and device for displaying visual-frequency/audio-frequency data |
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Patent Citations (3)
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| CN101296322A (en) * | 2007-04-27 | 2008-10-29 | 新奥特硅谷视频技术有限责任公司 | Sports event logging system |
| CN101763387A (en) * | 2008-12-25 | 2010-06-30 | 新奥特硅谷视频技术有限责任公司 | Method and device for displaying visual-frequency/audio-frequency data |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104240741A (en) * | 2013-06-07 | 2014-12-24 | 杭州海康威视数字技术股份有限公司 | Method for performing video dotting and searching in video recording, and video recording equipment thereof |
| CN104240741B (en) * | 2013-06-07 | 2017-06-16 | 杭州海康威视数字技术股份有限公司 | Method and video record equipment that video is got ready and searched are carried out in video record |
| CN103839562A (en) * | 2014-03-17 | 2014-06-04 | 杨雅 | Video creation system |
| CN112291574A (en) * | 2020-09-17 | 2021-01-29 | 上海东方传媒技术有限公司 | Large-scale sports event content management system based on artificial intelligence technology |
| CN112633087A (en) * | 2020-12-09 | 2021-04-09 | 新奥特（北京）视频技术有限公司 | Automatic journaling method and device based on picture analysis for IBC system |
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Application publication date: 20120711 |